If you're a new T-Mobile customer or you recently purchased a new phone, you may have a new SIM card you'll need to activate. Here's how to set it up.

The process to activate a T-Mobile prepaid SIM card is nearly identical to regular T-Mobile SIM cards. Just put it in your device, and call 1-800-937-8997. Activate the SIM online ...

T-Mobile is bolstering SIM card security to prevent unauthorized attacks, meaning more steps will be required for customers to swap SIM cards. The new "Account Change Engine" by T-Mobile vets SIM ...

Once you have acquired your SIM unlock code, follow these steps: Turn off your phone and insert the new SIM card. Power up your phone again; it will prompt you for an unlock code – enter the ...

May 1: Customers without a T-Mobile SIM will lose service. If you are still using a Sprint SIM card on a device that is compatible with T-Mobile’s network, the carrier will swap your SIM for free.

A few months ago, a source sent The T-Mo Report a document detailing a brand new program targeting any T-Mobile customers using Sprint’s SIM cards. On June 30, Sprint started giving “targeted ...

To complete the unlock on your device, Verify that your device is eligible to be unlocked, make sure your device is on Wi-Fi, insert a non-T-Mobile SIM card into your iPhone and complete the first ...

Your phone number may be the key to your bank account as many scammers are using a new technique called SIM hacking. In a TikTok with over 1.2 million views, creator lex.and.her.pen (@lex.and.her ...

T-Mobile removed the self-service option for SIM card changes in 2022 to implement new security features to combat SIM swap attacks. At the time, the company did not share a timeline for when the ...

If the unlock has gone through, remove your AT&T SIM card and insert the SIM for your new carrier to begin the setup process. Don’t worry about iPads and wearable devices with LTE connections.